We found one dictionary that defines the word leave sb on the sidelines:

General (1 matching dictionary)

1. leave sb on the sidelines: Cambridge Advanced Learner's Dictionary

▸ Words similar to leave sb on the sidelines ▸ Usage examples for leave sb on the sidelines ▸ Idioms related to leave sb on the sidelines ▸ Wikipedia articles (New!) ▸ Words that often appear near leave sb on the sidelines ▸ Rhymes of leave sb on the sidelines ▸ Invented words related to leave sb on the sidelines